github-action

name: update-branch
on:
  # update the branch X every night
  schedule:
    - cron: '0 3 * * *'
  # or update the branch X manually
  workflow_dispatch:

jobs:
  update:
    runs-on: ubuntu-20.04
    steps:
      - name: Checkout 🛎
        # https://github.com/actions/checkout
        uses: actions/checkout@v3
        with:
          # check out all branches
          fetch-depth: 0
          # use a personal access token to commit
          # the merged code and trigger CI actions
          token: ${{ secrets.GH_PAT }}
      - name: Update Git branch X
        run: |
          git config user.name "Update branch"
          git config user.email github-actions@github.com
          git checkout X
          git merge main --no-edit -m "Merged main branch on $(date +%F)"
      - name: Push the updated branch X
        run: |
          git push origin X